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Flashcards in Mid-cervical Deck (24)
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1
Q

What is the most mobile region of the spinal cord?

A

Cervical region.

2
Q

What is the primary function of the cervical spine?

A

Accommodate wide ROM required by the head

3
Q

What is the degree range of the cervical lordosis?

A

30-35*

4
Q

What are 3 characteristics of typical cervical vertebrae?

A

1) wider M-L compared to A-P
2) V. bodies have a saddle like shape
3) V. canal is large and triangular to accommodate the cord

5
Q

The formations on the cervical vertebrae that like lateral ‘hooks’ are?

A

unicate processes

6
Q

This are classified as ________ joints. Which means they are _____________________ and __________________.

A

Uncovertebral joints

Pseudo joints and limit lateral flexion

7
Q

What are 3 clinically significant points about the uncinate processes?

A

1) degenerative changes
2) compressive forces
3) impinge nerve roots

8
Q

What are facet joints formed by?

A

superior and inferior articular processes of adjacent vertebrae.

9
Q

The facet joints are __________ in orientation.

A

oblique

10
Q

What is the angle of orientation for C2 facet joint?

A

20*

11
Q

What is the orientation angle to the horizontal and frontal plane of the C3-C7 vertebrae?

A

45*

12
Q

Which joint segment allows the most axial rotation?

A

C1-C2 (~40*)

13
Q

There is _____ flexion at C2-C7.

A

~35-40*

14
Q

The C2-C7 facets slide “____” during flexion.

A

“open”

15
Q

Flexion at C2-C7 is limited by which posterior structures?

A
  • PLL
  • Ligamentum Nuchae
  • Interspinous ligaments
  • Muscles
16
Q

There is _____ extension at C2-C7.

A

~55-60*

17
Q

The C2-C7 facets “____“_____ during extension.

A

“close” posterior

18
Q

Extension at C2-C7 is limited by which anterior structures?

A
  • ALL
  • Approximation of apophyseal joints
  • Muscles
19
Q

There is _____ lateral flexion at C2-C7.

A

~35-40*

20
Q

During lateral flexion of C2-C7, there is ipsilateral side slide________ and ________.
Contralateral side slide ________ and ________.

A

ipsilaeral inferiorly and posteriorly

contralateral superiorly and anteriorly

21
Q

There is _____ axial rotation at C2-C7.

A

~30-35*

22
Q

During axial rotation of C2-C7, there is ipsilateral side slide________ and ________.
Contralateral side slide ________ and ________.

A

ipsilateral posteriorly and inferior

contralateral anteriorly and superior

23
Q

Spinal coupling at C2-C7 is ___________________?

A

ipsilateral lateral flex & rotation.

24
Q

At C2-C7 with spinal coupling, right lateral flexion occurs with small ___________ axial rotation

A

right